High Quality set 10 differently shaped rotary burrs and 10 router bits for the most common woodworking tasks, including deburring, grooving, carving, milling, engraving and drilling. Made from high-speed steel (HSS) for long life, precise cuts, good wear resistance and heat resistance. High Compatibility Shank 3 mm (1/8 in), length 39 mm (1.53 in). Compatible with most rotary tools or die grinders. A valuable addition to any woodworker's rotating tool collection. 10-Piece Rotary Burrs Contains 10 different burr shapes. Each bit is designed for different angles and applications, suitable for engraving, deburring, chamfering, and hollowing. 10-Piece HSS Router Bits Includes 10 common router bit types, such as straight, trimming, V-groove, bead, roundover, rabbeting, slot cutter and more. A versatile set for engraving and various edge and groove work. Use scenarios Great for deburring and finishing edges on cabinet parts; engraving decorative patterns or signs on wood; shaping grooves, beads and rabbets, or adding precise details to small craft projects.